GJ.16, 1st printing imperf, 5c. brick red, very clear impression, from the right sheet margin (with vertical line wmk), wide margins, superb example, with signatures of Victor Kneitschel and Andrés Grozza on back. (Image)

GJ.19, 1st or 2nd printing, mint, superb! (Image)

GJ.19, 1st or 2nd printing, with rococo cancel of TUCUMÁN, very fine quality! (Image)

GJ.19, 1st or 2nd printing, splendid example of premium quality on fragment with the rare mute "barred" cancel of VICTORIA (+200%), superb, ex-Alberto Solari (Image)

GJ.19m, 1st or 2nd printing, DIRTY PLATE variety (vertically), absolutely superb! (Image)

GJ.19n, 1st or 2nd printing, variety "Bottom left angle empty" (position 32), superb example! (Image)

GJ.19Nl, 1st printing, ABSOLUTELY CLEAR IMPRESSION, with left sheet margin (and vertical line wmk), IMPERFORATE HORIZONTALLY and with very ample margins!, used in Paraná on 9/MAY/1864!, superb, ex-Solari, very rare! (Image)

GJ.19, with immense diagonal PAPER FOLD, also IMPERFORATE below (the rest of the margins perforated), used in Concordia, with light crease barely visible, superb appearance, very rare! (Image)

GJ.20, 3rd printing, mint, superb example! (Image)

GJ.20, 3rd printing, used in Buenos Aires on 5/JUL/1865, cancel with ERROR: "5" inverted!, excellent quality! (Image)

GJ.20, 3rd printing, with "TUCUMAN - FRANCA" fan cancel, excellent! (Image)

GJ.20, 2 examples of 3rd printing with SAN LUIS cancels in blue and blue-green, superb! (Image)

GJ.20, typical example of 3rd printing with OM cancel, superb! (Image)

GJ.20, 3rd printing, fantastic example with left sheet margin and horizontal line watermark at top, SHEET CORNER (position 1 on plate B), with VERY shifted watermark toward the left (AR instead of RA), barely cancelled, perfectly perforated, very fresh, superb, very rare, ex-Solari (Image)

GJ.20g, 3rd printing, VERY THIN PAPER variety, excellent! (Image)

GJ.20j, 3rd printing, MULATTO variety, mint, very nice! (Image)

GJ.20n, 3rd printing, with variety "Bottom left angle empty" (position 32), with the rare cancel of SAN NICOLÁS in double ogive (+300%), superb! (Image)

GJ.20, 3rd printing, notable PAPER FOLDS, tiny thin on back in one corner, superb front! (Image)

GJ.22, 15c. clear impression, with the rare "Admon de Correos de RIO CUARTO" double ellipse (+300%), superb, ex-Alberto Solari (Image)

GJ.22, 15c. VERY CLEAR impression, fantastic copy of excellent quality! (Image)

GJ.22, 15c. absolutely clear impression, and PAPER FOLD. It has a small thin on back that produced a tiny hole not noticeable on front, notable example of striking beauty! (Image)

GJ.23, 10c. semi-clear impression, interesting DARK GREEN color, mint without gum, excellent! (Image)

GJ.23, with dotted cancel, excellent quality! (Image)

GJ.23, dark green, with attractive mute FOREIGN cancel, possibly of Brazil, excellent and very rare (probably unique), ex-Alberto Solari (Image)

GJ.23BI, 10c. bisect used as 5c. on fragment with blue rococo cancel of SANTO TOMÉ (+200%), VF quality, rare, signed by Alberto Solari on back! (Image)